Clements, M. N., Donnelly, C. A., Fenwick, A., Kabatereine, N. B., Knowles, S. C. L., Meité, A., N'Goran, E. K., Nalule, Y., Nogaro, S., Phillips, A. E., Tukahebwa, E. M., & Fleming, F. M. (2017). Interpreting ambiguous ‘trace’ results in Schistosoma mansoni CCA Tests: Estimating sensitivity and specificity of ambiguous results with no gold standard. PLoS Neglected Tropical Diseases, https://doi.org/10.1371/journal.pntd.0006102